Bariatric

Question 1

What are the criteria for selecting patients for bariatric surgery?

Answer 1

BMI>40, BMI>35 with comorbidities, failure of nonsurgical methods of weight loss, psychological stability, absence of drug and ethos abuse

Question 2

what population has a worse prognosis with bariatric surgery

Answer 2

central obesity

Question 3

what is the operative mortality of bariatric surgery

Answer 3

1%

Question 4

what comorbitidies get better after RNYGB

Answer 4

DM, cholesterol, OSA, HTN, urinary incontinence, GERD, venous stasis ulcers, pseudotumor cerebri (intracranial hypertension), joint px, migraines, depression, PCOS, NASH

Question 5

what does not get better with bariatric surgery

Answer 5

peripheral arterial disease

Question 6

if you find a hiatal hernia at time of RNYGB what do you do

Answer 6

repair

Question 7

what risks come with RNYGB

Answer 7

leak, marginal ulcer, necrosis, B12 deficiency, iron deficiency, gallstones

Question 8

where is iron absorbed

Answer 8

duodenum

Question 9

where is b12 absorbed

Answer 9

terminal ileum

Question 10

what is the mcc of a leak

Answer 10

ischemia

Question 11

how to manage an early leak

Answer 11

emergent OR

Question 12

how to manage a late leak

Answer 12

perc drain and abx

Question 13

how do you treat a marginal ulcer perforation

Answer 13

Graham patch

Question 14

jejunoileal bypasses are associated with

Answer 14

liver cirrhosis, kidney stones, osteoporosis

Question 15

what to do if you encounter a jejunoileal bypass

Answer 15

convert to RNYGB

Question 16

what percent of excess body weight would you approx lose after 5 years from a sleeve gastrectomy?

Answer 16

50% of excess body weight

Question 17

what is the equation for percentage excess weight loss (EWL)

Answer 17

EWL % = weight loss (kg)/excess weight (kg)

Question 18

what percent of excess body weight would you approx lose after 5 years from a RNYGB?

Answer 18

80%